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Issue 2239703002: [turbofan] Add inlined Array.prototype.pop support. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Only convert hole to undefined for holey elements Created 4 years, 4 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/compiler/pipeline.h" 5 #include "src/compiler/pipeline.h"
6 6
7 #include <fstream> // NOLINT(readability/streams) 7 #include <fstream> // NOLINT(readability/streams)
8 #include <memory> 8 #include <memory>
9 #include <sstream> 9 #include <sstream>
10 10
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893 }; 893 };
894 894
895 895
896 struct TypedLoweringPhase { 896 struct TypedLoweringPhase {
897 static const char* phase_name() { return "typed lowering"; } 897 static const char* phase_name() { return "typed lowering"; }
898 898
899 void Run(PipelineData* data, Zone* temp_zone) { 899 void Run(PipelineData* data, Zone* temp_zone) {
900 JSGraphReducer graph_reducer(data->jsgraph(), temp_zone); 900 JSGraphReducer graph_reducer(data->jsgraph(), temp_zone);
901 DeadCodeElimination dead_code_elimination(&graph_reducer, data->graph(), 901 DeadCodeElimination dead_code_elimination(&graph_reducer, data->graph(),
902 data->common()); 902 data->common());
903 JSBuiltinReducer builtin_reducer(&graph_reducer, data->jsgraph()); 903 JSBuiltinReducer builtin_reducer(
904 &graph_reducer, data->jsgraph(),
905 data->info()->is_deoptimization_enabled()
906 ? JSBuiltinReducer::kDeoptimizationEnabled
907 : JSBuiltinReducer::kNoFlags,
908 data->info()->dependencies());
904 MaybeHandle<LiteralsArray> literals_array = 909 MaybeHandle<LiteralsArray> literals_array =
905 data->info()->is_native_context_specializing() 910 data->info()->is_native_context_specializing()
906 ? handle(data->info()->closure()->literals(), data->isolate()) 911 ? handle(data->info()->closure()->literals(), data->isolate())
907 : MaybeHandle<LiteralsArray>(); 912 : MaybeHandle<LiteralsArray>();
908 JSCreateLowering create_lowering( 913 JSCreateLowering create_lowering(
909 &graph_reducer, data->info()->dependencies(), data->jsgraph(), 914 &graph_reducer, data->info()->dependencies(), data->jsgraph(),
910 literals_array, temp_zone); 915 literals_array, temp_zone);
911 JSTypedLowering::Flags typed_lowering_flags = JSTypedLowering::kNoFlags; 916 JSTypedLowering::Flags typed_lowering_flags = JSTypedLowering::kNoFlags;
912 if (data->info()->is_deoptimization_enabled()) { 917 if (data->info()->is_deoptimization_enabled()) {
913 typed_lowering_flags |= JSTypedLowering::kDeoptimizationEnabled; 918 typed_lowering_flags |= JSTypedLowering::kDeoptimizationEnabled;
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1924 data->DeleteRegisterAllocationZone(); 1929 data->DeleteRegisterAllocationZone();
1925 } 1930 }
1926 1931
1927 CompilationInfo* PipelineImpl::info() const { return data_->info(); } 1932 CompilationInfo* PipelineImpl::info() const { return data_->info(); }
1928 1933
1929 Isolate* PipelineImpl::isolate() const { return info()->isolate(); } 1934 Isolate* PipelineImpl::isolate() const { return info()->isolate(); }
1930 1935
1931 } // namespace compiler 1936 } // namespace compiler
1932 } // namespace internal 1937 } // namespace internal
1933 } // namespace v8 1938 } // namespace v8
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